ISO 4727-2021 pdf download.Essential oil of palmarosa [Cymbopogon martini (Roxb.) W. Watson var. motia].
2 Normative references
The following documents are referred to in the text In such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
ISO/TS 210, Essential oils — General rules for packaging, conditioning and storage
ISO/TS 211, Essential oils — General rules for labelling and marking of containers
ISO 212. Essential oils — Sampling
ISO 279, Essential oils — Determination of relative density at 20 degrees C — Reference method
ISO 280, Essential oils — Determination of refractive index
ISO 592, Essential oils — Determination of optical rotation
ISO 875, Essential oils — Evaluation of miscibility in ethanol
ISO 11024 (all parts), Essential oils — General guidance on chromatographic profiles
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
ISO and IEC maintain terminological databases for use in standardization at the following addresses:
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3.1 essential oil of palmarosa
essential oil obtained by steam distillation of the grass of Lcymbopogon martini (Roxb.) W. Watson var. motia] of the Poaceae family, collected in flowering stage
Note ito entry: For information on CAS number, see ISO/TR 21092.
4 Requirements
41 General requirements
Essential oil of palmarosa ICymbopogon martini (Roxb.) W. Watson var. motiaj shall meet the requirements as given in Table 1.
4.2 Chromatographic profile
Carry out the analysis of the essential oil by gas chromatography. Determine the chromatographic profile in accordance with the IS01 1024 series. Identify in the chromatogram obtained the representative and characteristic components shown in Table 2. The proportions of these components, indicated by the integrator, shall be as shown in Table 2. This constitutes the hromatographic profile of the essential oil.
5 Flashpoint
Information on the flashpoint is given in Annex B.
6 Sampling
Sampling shall be performed in accordance with ISO 212. The minimum volume of the test sample is 50 ml.
NOTE The volume allows each of the tests specified in this document to be carried out at least once.ISO 4727 pdf download.